placentaladj.胎盘的；胎座的n.有胎盘哺乳动物placentan.胎盘；胎座placenta preparations胎盘制剂placental gonadotropin胎盘促性腺激素Placental growth facto胎盘生长因子placenta panduriformis提琴状胎盘placenta circumvallata轮状胎盘placenta hemochorialis血绒膜胎盘placenta succenturiata[医] 副胎盘placental localization胎盘定位placental tuberculosis胎盘结核Placental gowth factor胎盘生长因子